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commit: 1cb489ba1a1cfc5dc46baf39db9ec9649cea0e4a
parent: 3755f437e4b395cbb4e16717cb74f584c7b5a041
Author: asciimoo <asciimoo@gmail.com>
Date:   Tue, 19 Nov 2013 15:49:52 +0100

[enh] json engine added

Diffstat:

searx/engines/json_engine.py | 79+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 79 insertions(+), 0 deletions(-)

diff --git a/searx/engines/json_engine.py b/searx/engines/json_engine.py @@ -0,0 +1,79 @@ +from urllib import urlencode +from json import loads +from collections import Iterable + +search_url = None +url_query = None +content_query = None +title_query = None +#suggestion_xpath = '' + +def iterate(iterable): + if type(iterable) == dict: + it = iterable.iteritems() + + else: + it = enumerate(iterable) + for index, value in it: + yield str(index), value + +def is_iterable(obj): + if type(obj) == str: return False + if type(obj) == unicode: return False + return isinstance(obj, Iterable) + +def parse(query): + q = [] + for part in query.split('/'): + if part == '': + continue + else: + q.append(part) + return q + +def do_query(data, q): + ret = [] + if not len(q): + return ret + + qkey = q[0] + + for key,value in iterate(data): + + if len(q) == 1: + if key == qkey: + ret.append(value) + elif is_iterable(value): + ret.extend(do_query(value, q)) + else: + if not is_iterable(value): + continue + if key == qkey: + ret.extend(do_query(value, q[1:])) + else: + ret.extend(do_query(value, q)) + return ret + +def query(data, query_string): + q = parse(query_string) + + return do_query(data, q) + +def request(query, params): + query = urlencode({'q': query})[2:] + params['url'] = search_url.format(query=query) + params['query'] = query + return params + + +def response(resp): + results = [] + + json = loads(resp.text) + + urls = query(json, url_query) + contents = query(json, content_query) + titles = query(json, title_query) + for url, title, content in zip(urls, titles, contents): + results.append({'url': url, 'title': title, 'content': content}) + return results